To study the adsorption behavior of Cu+ in aqueous solution on semiconductor surface, the interactions of Cu+ and hydrated Cu+ cations with the clean Si(111) su
Photoinitiated substitution complex of [Fe(CN)6]4- with imidazole has been synthesized and characterized. On the basis of elemental analysis, the empirical mole
Betulinic acid and its derivatives have been extensively studied in the past for their anti-tumor effects, but relatively little is known about its precursor be